Added counters for pointer boundary events fired.

third_party/WebKit/Source/core/dom/Element.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Peter Kelly (pmk@post.com)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2003-2011, 2013, 2014 Apple Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
@@ skipping 435 matching lines @@
     String outerHTML() const;
     void setInnerHTML(const String&, ExceptionState&);
     void setOuterHTML(const String&, ExceptionState&);
 
     Element* insertAdjacentElement(const String& where, Element* newChild, ExceptionState&);
     void insertAdjacentText(const String& where, const String& text, ExceptionState&);
     void insertAdjacentHTML(const String& where, const String& html, ExceptionState&);
 
     void setPointerCapture(int pointerId, ExceptionState&);
     void releasePointerCapture(int pointerId, ExceptionState&);
-    bool hasPointerCapture(int pointerId);
+
+    // Returns true iff the element would capture the next pointer event. This
+    // is true between a setPointerCapture call and a releasePointerCapture (or
+    // implicit release) call:
+    // https://w3c.github.io/pointerevents/#dom-element-haspointercapture
+    bool hasPointerCapture(int pointerId) const;
+
+    // Returns true iff the element has received a gotpointercapture event for
+    // the |pointerId| but hasn't yet received a lostpointercapture event for
+    // the same id. The time window during which this is true is "delayed" from
+    // (but overlapping with) the time window for hasPointerCapture():
+    // https://w3c.github.io/pointerevents/#process-pending-pointer-capture
+    bool hasProcessedPointerCapture(int pointerId) const;
 
     String textFromChildren();
 
     virtual String title() const { return String(); }
     virtual String defaultToolTip() const { return String(); }
 
     virtual const AtomicString& shadowPseudoId() const;
     // The specified string must start with "-webkit-" or "-internal-". The
     // former can be used as a selector in any places, and the latter can be
     // used only in UA stylesheet.
@@ skipping 523 matching lines @@
     static T* create(const QualifiedName&, Document&)
 #define DEFINE_ELEMENT_FACTORY_WITH_TAGNAME(T) \
     T* T::create(const QualifiedName& tagName, Document& document) \
     { \
         return new T(tagName, document); \
     }
 
 } // namespace blink
 
 #endif // Element_h